National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

19°F

-7°C

Humidity 37%
Wind Speed W 16 G 30 mph
Barometer 30.36 in (1027.8 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 20 Jan 11:53 am EST
Extended Forecast for

2 Miles SSE White Horse NJ

  • This Afternoon

    This Afternoon: Sunny, with a high near 22. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 22 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 8. Southwest wind around 5 mph.

    Low: 8 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 35. South wind 5 to 15 mph.

    High: 35 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. Southwest wind around 10 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Partly sunny, with a high near 19. Chance of precipitation is 30%.

    High: 19 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 22. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 8. Southwest wind around 5 mph.
Wednesday
Increasing clouds, with a high near 35. South wind 5 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Southwest wind around 10 mph.
Thursday
Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Partly sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
A chance of snow after 1pm. Partly sunny, with a high near 19. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.
Sunday
Snow likely. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE White Horse NJ
 40.17°N 74.71°W (Elev. 7 ft)
Last Update:
10:07 am EST Jan 20, 2026
Forecast Valid:
12pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation